package com.zhiyou100.service;

import com.zhiyou100.entity.Student;

import java.util.List;

/**
 * StudentService 接口
 * @author yang
 */
public interface StudentService {
    List<Student> listStudents();

    void addOne(Student student);

    Student getOneBySname(String sname);

    void changeSpwd(Student student);
}
